server.ts

   1 // FIXME: https://github.com/nodejs/node/pull/16853
   2 import { VideosCaptionCache } from './server/lib/cache/videos-caption-cache'
   3
   4 require('tls').DEFAULT_ECDH_CURVE = 'auto'
   5
   6 import { isTestInstance } from './server/helpers/core-utils'
   7
   8 if (isTestInstance()) {
   9   require('source-map-support').install()
  10 }
  11
  12 // ----------- Node modules -----------
  13 import * as bodyParser from 'body-parser'
  14 import * as express from 'express'
  15 import * as morgan from 'morgan'
  16 import * as cors from 'cors'
  17 import * as cookieParser from 'cookie-parser'
  18 import * as helmet from 'helmet'
  19 import * as useragent from 'useragent'
  20 import * as anonymise from 'ip-anonymize'
  21
  22 process.title = 'peertube'
  23
  24 // Create our main app
  25 const app = express()
  26
  27 // ----------- Core checker -----------
  28 import { checkMissedConfig, checkFFmpeg, checkConfig, checkActivityPubUrls } from './server/initializers/checker'
  29
  30 // Do not use barrels because we don't want to load all modules here (we need to initialize database first)
  31 import { logger } from './server/helpers/logger'
  32 import { API_VERSION, CONFIG, CACHE } from './server/initializers/constants'
  33
  34 const missed = checkMissedConfig()
  35 if (missed.length !== 0) {
  36   logger.error('Your configuration files miss keys: ' + missed)
  37   process.exit(-1)
  38 }
  39
  40 checkFFmpeg(CONFIG)
  41   .catch(err => {
  42     logger.error('Error in ffmpeg check.', { err })
  43     process.exit(-1)
  44   })
  45
  46 const errorMessage = checkConfig()
  47 if (errorMessage !== null) {
  48   throw new Error(errorMessage)
  49 }
  50
  51 // Trust our proxy (IP forwarding...)
  52 app.set('trust proxy', CONFIG.TRUST_PROXY)
  53
  54 // Security middleware
  55 app.use(helmet({
  56   frameguard: {
  57     action: 'deny' // we only allow it for /videos/embed, see server/controllers/client.ts
  58   },
  59   hsts: false
  60 }))
  61
  62 // ----------- Database -----------
  63
  64 // Initialize database and models
  65 import { initDatabaseModels } from './server/initializers/database'
  66 import { migrate } from './server/initializers/migrator'
  67 migrate()
  68   .then(() => initDatabaseModels(false))
  69   .then(() => startApplication())
  70   .catch(err => {
  71     logger.error('Cannot start application.', { err })
  72     process.exit(-1)
  73   })
  74
  75 // ----------- PeerTube modules -----------
  76 import { installApplication } from './server/initializers'
  77 import { Emailer } from './server/lib/emailer'
  78 import { JobQueue } from './server/lib/job-queue'
  79 import { VideosPreviewCache } from './server/lib/cache'
  80 import {
  81   activityPubRouter,
  82   apiRouter,
  83   clientsRouter,
  84   feedsRouter,
  85   staticRouter,
  86   servicesRouter,
  87   webfingerRouter,
  88   trackerRouter,
  89   createWebsocketServer
  90 } from './server/controllers'
  91 import { advertiseDoNotTrack } from './server/middlewares/dnt'
  92 import { Redis } from './server/lib/redis'
  93 import { BadActorFollowScheduler } from './server/lib/schedulers/bad-actor-follow-scheduler'
  94 import { RemoveOldJobsScheduler } from './server/lib/schedulers/remove-old-jobs-scheduler'
  95 import { UpdateVideosScheduler } from './server/lib/schedulers/update-videos-scheduler'
  96 import { YoutubeDlUpdateScheduler } from './server/lib/schedulers/youtube-dl-update-scheduler'
  97
  98 // ----------- Command line -----------
  99
 100 // ----------- App -----------
 101
 102 // Enable CORS for develop
 103 if (isTestInstance()) {
 104   app.use(cors({
 105     origin: '*',
 106     exposedHeaders: 'Retry-After',
 107     credentials: true
 108   }))
 109 }
 110 // For the logger
 111 morgan.token('remote-addr', req => {
 112   return (req.get('DNT') === '1') ?
 113     anonymise(req.ip || (req.connection && req.connection.remoteAddress) || undefined,
 114     16, // bitmask for IPv4
 115     16  // bitmask for IPv6
 116     ) :
 117     req.ip
 118 })
 119 morgan.token('user-agent', req => (req.get('DNT') === '1') ?
 120   useragent.parse(req.get('user-agent')).family : req.get('user-agent'))
 121 app.use(morgan('combined', {
 122   stream: { write: logger.info.bind(logger) }
 123 }))
 124 // For body requests
 125 app.use(bodyParser.urlencoded({ extended: false }))
 126 app.use(bodyParser.json({
 127   type: [ 'application/json', 'application/*+json' ],
 128   limit: '500kb'
 129 }))
 130 // Cookies
 131 app.use(cookieParser())
 132 // W3C DNT Tracking Status
 133 app.use(advertiseDoNotTrack)
 134
 135 // ----------- Views, routes and static files -----------
 136
 137 // API
 138 const apiRoute = '/api/' + API_VERSION
 139 app.use(apiRoute, apiRouter)
 140
 141 // Services (oembed...)
 142 app.use('/services', servicesRouter)
 143
 144 app.use('/', activityPubRouter)
 145 app.use('/', feedsRouter)
 146 app.use('/', webfingerRouter)
 147 app.use('/', trackerRouter)
 148
 149 // Static files
 150 app.use('/', staticRouter)
 151
 152 // Client files, last valid routes!
 153 app.use('/', clientsRouter)
 154
 155 // ----------- Errors -----------
 156
 157 // Catch 404 and forward to error handler
 158 app.use(function (req, res, next) {
 159   const err = new Error('Not Found')
 160   err['status'] = 404
 161   next(err)
 162 })
 163
 164 app.use(function (err, req, res, next) {
 165   let error = 'Unknown error.'
 166   if (err) {
 167     error = err.stack || err.message || err
 168   }
 169
 170   // Sequelize error
 171   const sql = err.parent ? err.parent.sql : undefined
 172
 173   logger.error('Error in controller.', { err: error, sql })
 174   return res.status(err.status || 500).end()
 175 })
 176
 177 const server = createWebsocketServer(app)
 178
 179 // ----------- Run -----------
 180
 181 async function startApplication () {
 182   const port = CONFIG.LISTEN.PORT
 183   const hostname = CONFIG.LISTEN.HOSTNAME
 184
 185   await installApplication()
 186
 187   // Check activity pub urls are valid
 188   checkActivityPubUrls()
 189     .catch(err => {
 190       logger.error('Error in ActivityPub URLs checker.', { err })
 191       process.exit(-1)
 192     })
 193
 194   // Email initialization
 195   Emailer.Instance.init()
 196   await Emailer.Instance.checkConnectionOrDie()
 197
 198   await JobQueue.Instance.init()
 199
 200   // Caches initializations
 201   VideosPreviewCache.Instance.init(CONFIG.CACHE.PREVIEWS.SIZE, CACHE.PREVIEWS.MAX_AGE)
 202   VideosCaptionCache.Instance.init(CONFIG.CACHE.VIDEO_CAPTIONS.SIZE, CACHE.VIDEO_CAPTIONS.MAX_AGE)
 203
 204   // Enable Schedulers
 205   BadActorFollowScheduler.Instance.enable()
 206   RemoveOldJobsScheduler.Instance.enable()
 207   UpdateVideosScheduler.Instance.enable()
 208   YoutubeDlUpdateScheduler.Instance.enable()
 209
 210   // Redis initialization
 211   Redis.Instance.init()
 212
 213   // Make server listening
 214   server.listen(port, hostname, () => {
 215     logger.info('Server listening on %s:%d', hostname, port)
 216     logger.info('Web server: %s', CONFIG.WEBSERVER.URL)
 217   })
 218
 219   process.on('exit', () => {
 220     JobQueue.Instance.terminate()
 221   })
 222
 223   process.on('SIGINT', () => process.exit(0))
 224 }